Whakaahuatanga
1. He mea hanga te tinana protractor i te miter ki te papanga konumohe konumohe, me te maimoatanga kirikiri pango me te maimoatanga waikura i runga i te mata, he kakahu-atete me te waikura, he pai te pa.
2. Tauine whakairo taiaho, ngawari mo te panui marama, te roa me te mau-aukati.
3. Ko te tinana rangatira mama e rite ana ki te hoahoa ergonomic, ka whakaiti i te pehanga ki runga i te tuke me te ringaringa.
4. I te nuinga o te waa ka whakamahia ki te mahi rakau, te tukatuka whakarewa, te tapahi tapawha, te paipa me etahi atu ahuatanga.
Whakatakotoranga
| Tauira No | Mhangahanga | Rahi |
| 280300001 | Akoranu maramara | 185x65mm |
Te whakamahi i te porotiti kani:
Ka whakamahia te porowhita kani ki te mahi rakau, te tukatuka whakarewa, te tapahi tapawha, te paipa me etahi atu ahuatanga.
Whakaatu Hua
Whakatupatotanga o te porotiti mahi rakau:
1. I mua i te whakamahi i tetahi porotiti mahi rakau, tirohia tona tika. Mena kua pakaru, kua paheke ranei te ahua o te protractor, whakakapi tonu.
2. I te wa e ine ana, me whakarite kia pai te noho o te porowhita me te mea ine, me ngana ki te karo i nga aputa, te neke ranei.
3. Ko te kaiwawao kaore e whakamahia mo te wa roa me penapena ki te waahi maroke me te ma kia kore ai te makuku me te rerekee.
4. I te wa e whakamahia ana, me aro nui ki te tiaki i te protractor kia kore ai e pa ki te taka.
